JB

Joseph R. Buchanan

📍 Portland, CT: #2 of 8 inventorsTop 25%
🗺 Connecticut: #462 of 1,954 inventorsTop 25%
Overall (1989): #96,362 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4798223 Double block and vent valve system Richard A. Mitchell 1989-01-17